Home / 17,994.74-27,129.14-16,726.28

Finding the Fourth Proportional to 17,994.74, 27,129.14 and 16,726.28

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Solution

The fourth proportional to 17,994.74, 27,129.14 and 16,726.28 is: 25,216.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,994.74 : 27,129.14 = 16,726.28 : x
  2. Step 2: Convert to fraction form
    17,994.74/27,129.14 = 16,726.28/x
  3. Step 3: Cross multiply
    17,994.74x = 27,129.14 × 16,726.28
  4. Step 4: Simplify right side
    17,994.74x = 453,769,372.52
  5. Step 5: Solve for x
    x = 453,769,372.52/17,994.74
  6. Step 6: Final answer
    x = 25,216.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.